TY  - RPRT
TI  - Surgical mortality in the elderly.
AU  - A L Santos
AU  - A Gelperin
PY  - 1975
DO  - 10.1111/j.1532-5415.1975.tb00379.x
UR  - https://pubmed.ncbi.nlm.nih.gov/1109385/
ID  - 1109385
ER  -